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Head: Ovcharenko Valeriy Anatoliyovych. Construction of a stoping complex for resue mining of coal seams 0.5-0.9 m thick with output of 1.1- 2.5 thous. t/day and face gobbing.. (popup.stage: ). STATE INTERPRISE "DONGIPROUGLEMASH". № 0217U000718
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Updated: 2026-03-23
